HeatMapLayer heatMapLayer = map.createHeatMapLayer();
List<GeoPoint> data = new ArrayList<>();
data.add(map.createGeoPoint(53.450, -2.090));
data.add(map.createGeoPoint(53.451, -2.095));
data.add(map.createGeoPoint(53.452, -2.092));
data.add(map.createGeoPoint(53.453, -2.093));
data.add(map.createGeoPoint(53.454, -2.093));
data.add(map.createGeoPoint(53.454, -2.092));
data.add(map.createGeoPoint(53.453, -2.092));
heatMapLayer.setData(data);
map.addHeatMapLayer(heatMapLayer);